Foundations

Negative numbers

Learn

Intro to negative numbers
(Opens a modal)
Number opposites
(Opens a modal)
Number opposites
(Opens a modal)
Adding numbers with different signs
(Opens a modal)
Adding & subtracting negative numbers
(Opens a modal)
Subtracting a negative = adding a positive
(Opens a modal)
Multiplying positive & negative numbers
(Opens a modal)
Why a negative times a negative is a positive
(Opens a modal)
Why a negative times a negative makes sense
(Opens a modal)
Dividing positive and negative numbers
(Opens a modal)

Practice

Negative numbers on the number lineGet 5 of 7 questions to level up!
Loading
Adding negative numbersGet 5 of 7 questions to level up!
Loading
Subtracting negative numbersGet 5 of 7 questions to level up!
Loading
Multiplying negative numbersGet 3 of 4 questions to level up!
Loading

Absolute value

Learn

Absolute value examples
(Opens a modal)
Intro to absolute value
(Opens a modal)
Absolute value and number lines
(Opens a modal)
Interpreting absolute value
(Opens a modal)

Practice

Finding absolute valuesGet 5 of 7 questions to level up!
Loading
Interpreting absolute valueGet 3 of 4 questions to level up!
Loading
Loading

Exponents

Learn

Intro to exponents
(Opens a modal)
Exponent example 1
(Opens a modal)
Exponent example 2
(Opens a modal)
Squaring numbers
(Opens a modal)
Intro to exponents
(Opens a modal)
The 0 & 1st power
(Opens a modal)
Powers of zero
(Opens a modal)
1 and -1 to different powers
(Opens a modal)
Comparing exponent expressions
(Opens a modal)
Exponents of decimals
(Opens a modal)
Evaluating exponent expressions with variables
(Opens a modal)
Exponents review
(Opens a modal)

Practice

Exponents (basic)Get 5 of 7 questions to level up!
Loading
ExponentsGet 5 of 7 questions to level up!
Loading
Variable expressions with exponentsGet 3 of 4 questions to level up!
Loading

Square roots

Learn

Intro to square roots
(Opens a modal)
Square roots of perfect squares
(Opens a modal)
Simplifying square roots
(Opens a modal)
Simplifying square roots of fractions
(Opens a modal)
Simplifying square-root expressions: no variables
(Opens a modal)

Practice

Square rootsGet 5 of 7 questions to level up!
Loading
Simplify square rootsGet 3 of 4 questions to level up!
Loading
Simplify square-roots (variables)Get 3 of 4 questions to level up!
Loading
Loading

Order of operations

Learn

Intro to order of operations
(Opens a modal)
Order of operations examples: exponents
(Opens a modal)
Worked example: Order of operations (PEMDAS)
(Opens a modal)
Order of operations example
(Opens a modal)

Practice

Order of operationsGet 5 of 7 questions to level up!
Loading
Order of operations with negative numbersGet 5 of 7 questions to level up!
Loading

Fractions

Learn

Adding fractions word problem: paint
(Opens a modal)
Adding fractions with different signs
(Opens a modal)
Multiplying positive and negative fractions
(Opens a modal)
Dividing negative fractions
(Opens a modal)

Practice

Adding & subtracting negative fractionsGet 5 of 7 questions to level up!
Loading
Multiplying positive and negative fractionsGet 3 of 4 questions to level up!
Loading
Dividing positive and negative fractionsGet 3 of 4 questions to level up!
Loading
Loading

Decimals, fractions and percentages

Learn

Worked example: Converting a fraction (7/8) to a decimal
(Opens a modal)
Fraction to decimal with rounding
(Opens a modal)
Rewriting decimals as fractions: 0.36
(Opens a modal)
Converting decimals to fractions 2 (ex 1)
(Opens a modal)
Finding a percent
(Opens a modal)
Percent of a whole number
(Opens a modal)
Percent word problem: guavas
(Opens a modal)
Percent word problem: recycling cans
(Opens a modal)

Practice

Intro to percentsGet 5 of 7 questions to level up!